Finding the Fourth Proportional to 454,563.96, 681,845.58 and 122,139.96
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Solution
The fourth proportional to 454,563.96, 681,845.58 and 122,139.96 is: 183,209.84
Step by Step Solution
- Step 1: Write the proportion equation
454,563.96 : 681,845.58 = 122,139.96 : x - Step 2: Convert to fraction form
454,563.96/681,845.58 = 122,139.96/x - Step 3: Cross multiply
454,563.96x = 681,845.58 × 122,139.96 - Step 4: Simplify right side
454,563.96x = 83,280,591,867.38 - Step 5: Solve for x
x = 83,280,591,867.38/454,563.96 - Step 6: Final answer
x = 183,209.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.